Storm Windows Save Heating Energy

Homeowners looking to upgrade the energy efficiency of windows have a number of options short of replacement. The obvious first steps are to make any necessary repairs and to seal air leaks. Then there are numerous interior and exterior window attachments to consider. This article will focus on three of those attachments: plastic film applied to the interior side of a single-glazed window, exterior clear-glass storm windows, and exterior storm windows with a low-e coating.